MICROPHONE SYSTEM WITH DIRECTIONAL RESPONSE,申请号EP20030779711-传众专利搜索

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发明名称	MICROPHONE SYSTEM WITH DIRECTIONAL RESPONSE
摘要
申请公布号	EP1579728(A1)	申请公布日期	2005.09.28
申请号	EP20030779711	申请日期	2003.12.18
申请人	OTICON A/S	发明人	RASMUSSEN, KARSTEN BO
分类号	H04R25/00;H04R3/00;(IPC1-7):H04R25/00	主分类号	H04R25/00
代理机构		代理人
主权项
地址

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